time at el camino hospital with wife laurie and daughter lindsay. they had a scare of a life at home sunday. >> brought the hamburgers in from the grill. there she was on the couch. stiff, purple. and i just started screaming for my daughter. >> i heard my dad, call my name. and i never heard him say my name that loud. >> 17-year-old lindsay took one look at her mother and jumped into action. >> plugged her nose. made sure she had a clear throat. picked up her head a little bit. it wasn't leaning back i blew in her mouth. >> lindsay says she took a one-hour cpr class two years ago. so she now how to bring life back into her mother. >> oh, well here is a story. i couldn't believe it. you know? my daughter saved my life. >> doctors say lori has long qt syndrome. her heart stopped. she didn't breathe for 25 minute. her extended family came to her bedside. because doctors didn't believe sheaf would survive the she pulled through. it may be because of lindsay. >> even the doctors were telling me that, without that, my wife would have been gone. >> doctors are calling this teenager a hero.